package guestbook;

import java.io.IOException;
import java.util.Date;
import java.util.logging.Logger;

import javax.jdo.PersistenceManager;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.google.appengine.api.users.User;
import com.google.appengine.api.users.UserService;
import com.google.appengine.api.users.UserServiceFactory;

public class SignGuestbookServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;

	private static final Logger log = Logger.getLogger( SignGuestbookServlet.class.getName() );
	
	@Override
	protected void doPost( HttpServletRequest req, HttpServletResponse resp )
			throws ServletException, IOException {
		UserService userService = UserServiceFactory.getUserService();
		User user = userService.getCurrentUser();
		
		String content = req.getParameter( "content" );
		Date date = new Date();
		Greeting greeting = new Greeting( user, content, date );

		PersistenceManager pm = PMF.get().getPersistenceManager();
		
		try {
			pm.makePersistent( greeting );
		} finally {
			pm.close();
		}
		
		resp.sendRedirect( "/guestbook.jsp" );
		
	}
	
	public Logger getlog() {
		return log;
	}
	
}